Topic Details (Notes format)

Quantum Mechanics and Atomic Models

Subject: General Science

Book: NCERT Physics Class 12

Study of quantum behavior in atomic structures.
- **Bohr’s Model of Hydrogen Atom**:
- Energy levels and spectral lines.
- **Quantum Numbers**:
- Principal, azimuthal, magnetic, and spin quantum numbers.
- **Heisenberg’s Uncertainty Principle**:
- Limits of precision in measurement.

**Possible Exam Questions:**
1. Explain Bohr’s postulates of atomic structure.
2. What are quantum numbers? Describe their significance.
3. How does Heisenberg’s Uncertainty Principle affect atomic models?
4. What are the differences between classical and quantum mechanics?
5. Discuss the concept of atomic orbitals and their shapes.

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